| Parameters | NAC | TAU |
| Linearity range | 30 - 180 ng/band | 100 - 600 ng/band |
| Linear regression equation | 13.00x + 4.107 | 15.61x − 25.39 |
| Slope ± SD | 13.00 ± 0.327 | 15.61 ± 0.275 |
| Intercept ± SD | 4.107 ± 0.914 | 25.39 ± 0.964 |
| Correlation coefficient | 0.999 | 0.999 |
| Limit of detection (ng) | 11.24 | 63.40 |
| Limit of quantification (ng) | 34.07 | 192.12 |
| Repeatability | 0.070 | 0.130 |
| Intra-day | 0.122 | 0.102 |
| Inter-day | 0.072 | 0.266 |